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molecular weight

/məˈlɛkjʊlər weɪt/

翻译: 分子中所有原子的原子质量之和,通常以原子质量单位(amu)或道尔顿(Da)表示。

1 个条目

phrase

/məˈlɛkjʊlər weɪt/C1formalscientific
  • zh分子中所有原子的原子质量之和,通常以原子质量单位(amu)或道尔顿(Da)表示。

The sum of the atomic masses of all atoms in a molecule, typically expressed in atomic mass units (amu) or daltons (Da).

  1. Molecular massC1formal

    The sum of the atomic weights of all atoms in a molecule, typically expressed in daltons or atomic mass units.

    zh分子量

    • The molecular weight of water (H₂O) is approximately 18.015 daltons.
    • Chemists use molecular weight to calculate the concentration of solutions.
    • The molecular weight of a compound is essential for stoichiometric calculations.